The iPhone 4 was a monumental step for the future of the iPhone. Though it retained the same 3.5-inch display as before ... With the iPhone 5S and 5C, Apple introduced two different iPhone ...

An entry-level iPhone 5 smartphone, introduced in September 2013 along with the 5s. The 5c featured iOS 7, a completely redesigned OS for the first time since the iPhone's debut in 2007 (see iOS ...

While the iPhone 4 is a icon of modern design, the iPhone 4S was a more minor update ... But that was biggest difference between the iPhone 5S and the iPhone 5 — which is fine, because the ...